A note from Keith — Yesterday I resigned from Square, and I want to take the opportunity to explain to you why. — The past few days have been the toughest, saddest, most frightening, and emotionally draining of my life. They have deeply affected me, both personally and professionally.

Yahoo's Mayer Sees Future in Personalized, Mobile Web — Yahoo's Mayer: Personalization Is Future of Search — Yahoo! Inc. (YHOO) Chief Executive Officer Marissa Mayer said the company is working on technology that will personalize content from the Web and feed it to people on their mobile devices.

Kernel hacker Alan Cox quits Linux, Intel — Former Linus lieutenant leaving for ‘family reasons’ — Top Linux kernel contributor Alan Cox has announced that he is stepping down from his position at Intel and will no longer be involved with Linux development, citing family reasons.